The ssh library was designed to be used by programmers needing a working SSH implementation by the mean of a library. The complete control of the client is made by the programmer. With libssh, you can remotely execute programs, transfer files, use a secure and transparent tunnel for your remote programs. With its Secure FTP implementation, you can play with remote files easily, without third-party programs others than libcrypto (from OpenSSL). libssh features: - Full C library functions for manipulating a client-side SSH connection - SSH2 protocol compliant - Fully configurable sessions - Server support, SSH agent authentication support - Support for AES-128, AES-192, AES-256, Blowfish, 3DES in CBC mode - Use multiple SSH connections in a same process, at same time - Use multiple channels in the same connection - Thread safety when using different sessions at same time - POSIX-like SFTP implementation with openssh extension support - SCP implementation - RSA and DSS server public key supported - Compression support (with zlib) - Public key (RSA and DSS), password and keyboard-interactive authentication WWW: https://www.libssh.org/